diff --git a/boot.php b/boot.php
index d77e653f14..0467524f68 100644
--- a/boot.php
+++ b/boot.php
@@ -14,7 +14,7 @@ require_once('include/features.php');
 define ( 'FRIENDICA_PLATFORM',     'Friendica');
 define ( 'FRIENDICA_VERSION',      '3.1.1612' );
 define ( 'DFRN_PROTOCOL_VERSION',  '2.23'    );
-define ( 'DB_UPDATE_VERSION',      1161      );
+define ( 'DB_UPDATE_VERSION',      1162      );
 define ( 'EOL',                    "<br />\r\n"     );
 define ( 'ATOM_TIME',              'Y-m-d\TH:i:s\Z' );
 
diff --git a/include/plugin.php b/include/plugin.php
index 9795cacf92..b89cb2c53d 100644
--- a/include/plugin.php
+++ b/include/plugin.php
@@ -175,7 +175,7 @@ function call_hooks($name, &$data = null) {
 			}
 			else {
 				// remove orphan hooks
-				q("delete from hook where hook = '%s' and file = '$s' and function = '%s' limit 1",
+				q("delete from hook where hook = '%s' and file = '%s' and function = '%s' limit 1",
 					dbesc($name),
 					dbesc($hook[0]),
 					dbesc($hook[1])
diff --git a/update.php b/update.php
index 89b55cdb9c..6dd58757b9 100644
--- a/update.php
+++ b/update.php
@@ -1,6 +1,6 @@
 <?php
 
-define( 'UPDATE_VERSION' , 1159 );
+define( 'UPDATE_VERSION' , 1162 );
 
 /**
  *
@@ -1430,3 +1430,12 @@ function update_1160() {
 
 	return UPDATE_SUCCESS;
 }
+
+function update_1161() {
+	$r = q("ALTER TABLE `pconfig` ADD INDEX (`cat`)");
+
+	if(!$r)
+		return UPDATE_FAILED;
+
+	return UPDATE_SUCCESS;
+}